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+//Example 12.2
+//Low Cycle Fatigue
+//Page No. 391
+clc;clear;close;
+
+sigma_b=75;               //in MPa
+e_b=0.000645;              //no unit
+e_f=0.3;                   //no unit
+E=22*10^4;                 //in MPa
+c=-0.6;                    //no unit
+d_e_e=2*sigma_b/E;
+d_e_p=2*e_b-d_e_e;
+N=(d_e_p/(2*e_f))^(1/c)/2;
+printf('\nd_e_e = %g\nd_e_p = %g\nNumber of Cycles = %g cycles',d_e_e,d_e_p,N);